ClassID:

84345

C01B7/04 - CPC Classification

Classification description:

Halogens; Halogen acids; Chlorine; Hydrogen chloride; Preparation from chlorides Preparation of chlorine from hydrogen chloride

Recent Application in this class:
#1
20250236531
2025-07-24

SYSTEMS AND METHODS FOR PRODUCING ALKALI HYDROXIDES AND SULFURIC ACID OR HYDROCHLORIC ACID

#2
20250196107
2025-06-19

HYDROGEN CHLORIDE OXIDATION REACTION CATALYST FOR PREPARING CHLORINE, AND PREPARATION METHOD TEREFOR

#3
20250196106
2025-06-19

HYDROGEN CHLORIDE OXIDATION REACTION CATALYST FOR PREPARING CHLORINE, AND PREPARATION METHOD TEREFOR

#4
20240359165
2024-10-31

HYDROCHLORIC ACID OXIDATION CATALYST AND METHOD FOR PRODUCING CHLORINE

#5
20240351007
2024-10-24

HYDROCHLORIC ACID OXIDATION CATALYST AND METHOD FOR PRODUCING CHLORINE

#6
20240228279
2024-07-11

PROCESS FOR PREPARATION OF CHLORINE FROM HYDROGEN CHLORIDE

#7
20240208814
2024-06-27

PROCESS FOR PREPARING CHLORINE

#8
20240132350
2024-04-25

PROCESS FOR PREPARATION OF CHLORINE FROM HYDROGEN CHLORIDE

#9
20240067521
2024-02-29

METHOD FOR PRODUCING CHLORINE IN HIGH YIELD THROUGH HYDROGEN CHLORIDE OXIDATION REACTION

#10
20240034638
2024-02-01

Recovery Of Chlorine From Hydrogen Chloride Generated In Carbochlorination Processes

#11
20230294988
2023-09-21

CATALYST FOR HYDROGEN CHLORIDE OXIDATION AND PRODUCTION THEREOF

#12
20230115399
2023-04-13

CATALYST FOR HALOGEN PRODUCTION, PACKAGE, AND METHOD FOR PRODUCING PACKAGE

#13
20230092065
2023-03-23

MOLDING CATALYST AND METHOD FOR PRODUCING HALOGEN

#14
20220080395
2022-03-17

Hydrogen chloride oxidation reaction catalyst for preparing chlorine, and preparation method therefor

#15
20220072513
2022-03-10

Method for manufacturing ruthenium oxide-supported catalyst for preparing chlorine and catalyst manufactured thereby

#16
20210189572
2021-06-24

PRODUCTION AND SEPARATION OF PHOSGENE BY MEANS OF A COMBINED CO2 AND CHLORIDE ELECTROLYSIS

#17
20190375635
2019-12-12

Method for flexibly controlling the use of hydrochloric acid from chemical production

#18
20190337802
2019-11-07

Process of Producing Chlorine Gas

#19
20190330060
2019-10-31

Method and device for the continuous neutralization of hydrochloric acid

#20
20190292049
2019-09-26

Method for producing chlorine by oxidation of hydrogen chloride

#21
20190291087
2019-09-26

Catalyst for preparing chlorine gas by hydrogen chloride oxidation, and preparation method and application thereof

#22
20190210875
2019-07-11

PHOTOCATALYTIC OXIDATION OF HYDROGEN CHLORIDE WITH OXYGEN

#23
20190023568
2019-01-24

CATALYST AND METHOD FOR PRODUCING CHLORINE BY MEANS OF GAS PHASE OXIDATION

#24
20180186729
2018-07-05

Process for providing hydrogen chloride for chemical reactions

#25
20170283260
2017-10-05

Method for preparing chlorine gas through catalytic oxidation of hydrogen chloride

#26
20170274361
2017-09-28

Catalyst for preparing chlorine by oxidation of hydrogen chloride and preparation thereof

#27
20170001178
2017-01-05

Method for preparing catalyst used for preparing chlorine, catalyst and method for preparing chlorine

#28
20160367960
2016-12-22

METHOD AND SYSTEM FOR CARRYING OUT AN EXOTHERMIC GAS PHASE REACTION ON A HETEROGENEOUS PARTICULATE CATALYST

#29
20150360210
2015-12-17

PROCESS FOR THE OXIDATION OF HYDROGEN CHLORIDE OVER A CATALYST HAVING A LOW SURFACE ROUGHNESS

#30
20150343414
2015-12-03

Method for processing hydrogen chloride from isocyanate preparation

#31
20150321915
2015-11-12

PROCESS AND SYSTEM FOR PRODUCTION OF DICHLORINE

#32
20150315021
2015-11-05

METHOD FOR PRODUCING CHLORINE

#33
20150080600
2015-03-19

Process for preparing isocyanates

#34
20150037243
2015-02-05

Process of Producing Chlorine Gas by Catalytic Oxidation of Hydrogen Chloride

#35
20140335012
2014-11-13

Process for producing supported ruthenium on silica modified titania and process for producing chlorine

#36
20140248208
2014-09-04

CATALYST AND METHOD FOR PRODUCING CHLORINE BY MEANS OF A GAS-PHASE OXIDATION

#37
20140241976
2014-08-28

PROCESS FOR THE PRODUCTION OF CHLORINE USING A CERIUM OXIDE CATALYST IN AN ISOTHERMIC REACTOR

#38
20130216470
2013-08-22

Catalyst and method for the production of chlorine by gas phase oxidation

#39
20130177494
2013-07-11

Catalyst and method for the production of chlorine by gas phase oxidation

#40
20130087461
2013-04-11

CATALYST COATING AND PROCESS FOR PRODUCING IT

#41
20130039842
2013-02-14

METHOD FOR PRODUCING CHLORINE USING FIXED BED REACTOR

#42
20120258856
2012-10-11

CATALYST AND PRODUCTION PROCESS THEREOF, AND CHLORINE PRODUCTION USING THE CATALYST

#43
20120251435
2012-10-04

Process for preparing isocyanates

#44
20120238782
2012-09-20

METHODS FOR PRODUCING ALLYL CHLORIDE AND DICHLOROHYDRIN

#45
20120213693
2012-08-23

USE OF LIQUID HYDROGEN CHLORIDE AS REFRIGERANT IN PROCESSES FOR PREPARING CHLORINE

#46
20120213692
2012-08-23

DISTILLATION PROCESS FOR SEPARATING CHLORINE FROM GAS STREAMS COMPRISING OXYGEN AND CHLORINE

#47
20120157723
2012-06-21

Process of making a chlorinated hydrocarbon

#48
20120148478
2012-06-14

PROCESS FOR THE PREPARATION OF CHLORINE BY GAS PHASE OXIDATION ON NANOSTRUCTURED SUPPORTED RUTHENIUM CATALYSTS

#49
20120142959
2012-06-07

Method for producing diisocyanates by gas-phase phosgenation

#50
20120134913
2012-05-31

METHOD FOR PRODUCING CHLORINE BY GAS PHASE OXIDATION OF HYDROGEN CHLORIDE IN A FLUIDIZED-BED REACTOR

#51
20120128575
2012-05-24

Method for activating catalyst for chlorine production

#52
20120101311
2012-04-26

Using methanesulfonyl halide as a key intermediate for methane gas to liquid conversion and raw commodity chemical generation

#53
20120093711
2012-04-19

Process for preparing chlorine from HCI

#54
20120087855
2012-04-12

PROCESS FOR THE OXIDATION OF HYDROGEN CHLORIDE OVER A CATALYST HAVING A LOW SURFACE ROUGHNESS

#55
20120076719
2012-03-29

METHOD FOR ACTIVATING CATALYST FOR CHLORINE PRODUCTION AND METHOD FOR PRODUCING CHLORINE

#56
20120053374
2012-03-01

Process of making a chlorinated hydrocarbon

#57
20120045386
2012-02-23

URANIUM CATALYST ON A SUBSTRATE HAVING A SPECIFIC PORE SIZE DISTRIBUTION, METHOD FOR THE PRODUCTION THEREOF AND USE THEREOF

#58
20120027665
2012-02-02

Catalyst comprising ruthenium and silver and/or calcium for the oxidation of hydrogen chloride

#59
20120009117
2012-01-12

Chlorine production catalyst and chlorine production process using the catalyst

#60
20110318259
2011-12-29

PROCESS FOR PREPARING CHLORINE

#61
20110274613
2011-11-10

Process for regenerating a catalyst comprising ruthenium oxide for the oxidation of hydrogen chloride

#62
20110268649
2011-11-03

CATALYST COMPRISING RUTHENIUM AND NICKEL FOR THE OXIDATION OF HYDROGEN CHLORIDE

#63
20110268648
2011-11-03

PROCESS AND SYSTEM FOR PRODUCTION OF DICHLORINE

#64
20110256050
2011-10-20

METHOD FOR PRODUCING CHLORINE

#65
20110245527
2011-10-06

Process for preparing diaryl carbonates and polycarbonates

#66
20110243833
2011-10-06

METHOD FOR PRODUCING CHLORINE

#67
20110223096
2011-09-15

CATALYST FOR OXIDATION REACTIONS IN THE PRESENCE OF HYDROGEN CHLORIDE AND/OR CHLORINE AND METHOD FOR THE PRODUCTION THEREOF, AND THE USE THEREOF

#68
20110189079
2011-08-04

PROCESS FOR PRODUCING CHLORINE

#69
20110182801
2011-07-28

MULTI-STAGE METHOD FOR THE PRODUCTION OF CHLORINE

#70
20110180419
2011-07-28

INTEGRATED METHOD FOR PRODUCING CHLORINE

#71
20110158897
2011-06-30

Process for producing chlorine

#72
20110150749
2011-06-23

Method for producing chlorine and catalyst

#73
20110059009
2011-03-10

Thermochemical hydrogen produced from a vanadium decomposition cycle

#74
20110014114
2011-01-20

Mechanically stable catalyst based on alpha-alumina

#75
20100303710
2010-12-02

PROCESS FOR PRODUCING CHLORINE

#76
20100296998
2010-11-25

REACTOR FOR PRODUCING CHLORINE AND PROCESS FOR PRODUCING CHLORINE

#77
20100266481
2010-10-21

PROCESSES FOR THE OXIDATION OF A GAS CONTAINING HYDROGEN CHLORIDE

#78
20100260660
2010-10-14

METHOD FOR PRODUCING CHLORINE BY MULTI STEP ADIABATIC GAS PHASE OXIDATION

#79
20100202959
2010-08-12

CATALYST AND PROCESS FOR PREPARING CHLORINE BY GAS PHASE OXIDATION OF HYDROGEN CHLORIDE

#80
20100196255
2010-08-05

Catalyst and production process thereof, and chlorine production using the catalyst

#81
20100189633
2010-07-29

METHOD FOR PRODUCING CHLORINE BY GAS PHASE OXIDATION

#82
20100183499
2010-07-22

METHOD FOR ACTIVATING CATALYST FOR CHLORINE PRODUCTION

#83
20100183498
2010-07-22

Thermally stable catalyst for hydrogen chloride gas phase oxidation

#84
20100098616
2010-04-22

CATALYST AND PROCESS FOR PREPARING CHLORINE BY GAS PHASE OXIDATION

#85
20100086473
2010-04-08

Process for producing chlorine from HCL

#86
20100068126
2010-03-18

Process for producing ruthenium oxide-supported material and process for producing chlorine

#87
20100028248
2010-02-04

Start-up method for producing chlorine

#88
20100010256
2010-01-14

PROCESSES FOR HYDROGEN CHLORIDE OXIDATION USING OXYGEN

#89
20090304573
2009-12-10

PROCESSES AND APPARATUS FOR THE PRODUCTION OF CHLORINE BY GAS PHASE OXIDATION

#90
20090304572
2009-12-10

METHOD FOR THE PRODUCTION OF CHLORINE

#91
20090293732
2009-12-03

Polyisocyanate production system and gas treatment apparatus

#92
20090274612
2009-11-05

PROCESS FOR PRODUCING SUPPORTED RUTHENIUM OXIDE AND PROCESS FOR PRODUCING CHLORINE

#93
20090269270
2009-10-29

PROCESS FOR PREPARING CHLORINE IN A FLUIDIZED-BED REACTOR

#94
20090239736
2009-09-24

Processes for regenerating sulfur-poisoned, ruthenium and/or ruthenium compound-containing catalysts

#95
20090127127
2009-05-21

Removing carbon dioxide from waste streams through co-generation of carbonate and/or bicarbonate minerals

#96
20090068087
2009-03-12

HYDROGEN CHLORIDE OXIDATION REACTION APPARATUS AND HYDROGEN CHLORIDE OXIDATION REACTION METHOD

#97
20090028780
2009-01-29

METHOD AND DEVICE FOR PRODUCING CHLORINE BY GAS PHASE OXIDATION IN A COOL WALL REACTOR

#98
20090017347
2009-01-15

Portable gas generating device and electrical fuel cell power supply comprising such a device

#99
20080299032
2008-12-04

Process for producing supported ruthenium and process for producing chlorine

#100
20080293836
2008-11-27

Method for the recovery of ruthenium from used ruthenium oxide-containing catalysts

#101
20080269515
2008-10-30

Process for the oxidation of a gas mixture containing hydrogen chloride

#102
20080267857
2008-10-30

RUTHENIUM CATALYSTS HAVING ENHANCED LONG-TERM STABILITY AND ACTIVITY

#103
20080267849
2008-10-30

PROCESSES FOR THE OXIDATION OF CARBON MONOXIDE IN A GAS STREAM CONTAINING HCL

#104
20080267846
2008-10-30

PROCESSES FOR THE PURIFICATION AND OXIDATION OF A HYDROGEN CHLORIDE-CONTAINING GAS WHICH ALSO CONTAINS SULFUR COMPOUND(S)

#105
20080264253
2008-10-30

Processes for removing organic components from gases containing hydrogen chloride

#106
20080260619
2008-10-23

PROCESSES FOR THE OXIDATION OF HYDROGEN CHLORIDE

#107
20080250924
2008-10-16

Regenerative adsorption processes for removing organic components from gas streams

#108
20080247941
2008-10-09

Mechanically stable catalyst based on alpha-alumina

#109
20080233043
2008-09-25

Method For the Production of Chlorine By Means of Gas Phase Oxidation of Hydrogen Chloride

#110
20080159948
2008-07-03

Method for producing chlorine

#111
20080138252
2008-06-12

Polyisocyanate production system and gas treatment apparatus

#112
20080029404
2008-02-07

Processes for the production of chlorine from hydrogen chloride and oxygen

#113
20080003173
2008-01-03

PROCESSES FOR THE PREPARATION OF CHLORINE BY GAS PHASE OXIDATION, CATALYSTS THEREFOR, AND METHODS OF MAKING SUCH CATALYSTS

#114
20070292336
2007-12-20

PROCESSES FOR THE PREPARATION OF CHLORINE BY GAS PHASE OXIDATION

#115
20070286793
2007-12-13

PROCESSES FOR THE PREPARATION OF CHLORINE FROM HYDROGEN CHLORIDE AND OXYGEN

#116
20070277551
2007-12-06

PROCESSES FOR SEPARATING CHLORINE FROM A GAS STREAM CONTAINING CHLORINE, OXYGEN AND CARBON DIOXIDE

#117
20070276154
2007-11-29

PROCESSES FOR THE PRODUCTION OF ORGANIC ISOCYANATES

#118
20070274901
2007-11-29

PROCESSES AND APPARATUS FOR THE PRODUCTION OF CHLORINE BY GAS PHASE OXIDATION

#119
20070274900
2007-11-29

PROCESSES FOR OBTAINING CHLORINE FROM MIXTURES OF CHLORINE, WATER, HYDROGEN CHLORIDE AND OXYGEN, AND INCORPORATION OF SUCH PROCESSES INTO ISOCYANATE PRODUCTION PROCESSES

#120
20070274899
2007-11-29

TEMPERATURE-STABLE CATALYSTS FOR GAS PHASE OXIDATION, AND PROCESSES FOR USING THE SAME

#121
20070274898
2007-11-29

PROCESSES FOR THE PREPARATION OF CHLORINE FROM HYDROGEN CHLORIDE AND OXYGEN

#122
20070274897
2007-11-29

PROCESSES FOR THE PREPARATION OF CHLORINE BY GAS PHASE OXIDATION

#123
20070274896
2007-11-29

PROCESSES FOR HYDROGEN CHLORIDE OXIDATION USING OXYGEN

#124
20070269365
2007-11-22

PROCESSES FOR THE PREPARATION OF ISOCYANATES

#125
20070265466
2007-11-15

Process for the coupled production of chlorline and isocyanates

#126
20070202035
2007-08-30

Fluidized Bed Method And Reactor For Carrying Out Exotermic Chemical Equilibruim Reaction

#127
20070183963
2007-08-09

Reactor and method for producing chlorine from HCl

#128
20060263290
2006-11-23

Method for the production of chlorine

#129
20060251961
2006-11-09

Use of an ionic liquid

#130
20060140849
2006-06-29

Catalyst for the catalytic oxidation of hydrogen chloride

#131
20060099138
2006-05-11

Method for producing chlorine from hydrochloric from hydrochloric aid

#132
20050175528
2005-08-11

Method for producing chlorine from hydrogen chloride

#133
20050031529
2005-02-10

Process for producing chlorine

#134
20050013771
2005-01-20

Thermochemical hydrogen produced from a vanadium decomposition cycle

#135
18813773
2025-07-22

Systems and methods for producing alkali hydroxides and sulfuric acid or hydrochloric acid